Teaching DSSSB PRT 2023 Mock Test Quantitative Aptitude Ratio and Proportion Mean Proportional

Find the mean proportion of \({a^3 + b^3} \over {a - b}\) and \(a^2 - b^2 \over{a^2-ab+b^2}\).

1
1
2
a + b
3
\(a + b \over{a - b}\)
4
\(\sqrt{a + b}\)
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